RANKING · 2020 CENSUS · 63 SHOWN OF 63

Highest Scotch-Irish population share, Louisiana counties · 2020

Louisiana counties ranked by the share of all residents who are Scotch-Irish ancestry (2023 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 63 counties in Louisiana that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2000

01Union Parish, LALA20,5611.7%–

02Madison Parish, LALA8,8441.5%–

03Lincoln Parish, LALA48,3601.4%–

04West Carroll Parish, LALA9,1561.3%–

05Tangipahoa Parish, LALA141,3461.3%–

06St. Tammany Parish, LALA279,1081.3%–

07Richland Parish, LALA19,5821.2%–

08Bossier Parish, LALA131,8671.1%–

09Bienville Parish, LALA12,2691.1%–

10De Soto Parish, LALA27,3811.0%–

11Plaquemines Parish, LALA22,2561.0%–

12West Feliciana Parish, LALA15,1341.0%–

13Sabine Parish, LALA21,8341.0%–

14Calcasieu Parish, LALA208,4661.0%–

15Winn Parish, LALA14,9611.0%–

16Webster Parish, LALA34,9481.0%–

17Ouachita Parish, LALA158,5421.0%–

18Tensas Parish, LALA3,7000.9%–

19Caddo Parish, LALA224,2260.9%–

20East Feliciana Parish, LALA18,9110.9%–

21East Baton Rouge Parish, LALA456,1800.9%–

22Vernon Parish, LALA45,0910.8%–

23Natchitoches Parish, LALA36,0890.8%–

24Claiborne Parish, LALA13,3540.8%–

25LaSalle Parish, LALA15,1540.8%–

26Iberia Parish, LALA66,8460.8%–

27Caldwell Parish, LALA9,3440.8%–

28Livingston Parish, LALA155,0360.7%–

29Pointe Coupee Parish, LALA19,5200.7%–

30Rapides Parish, LALA125,8770.7%–

31Red River Parish, LALA7,1650.7%–

32Jackson Parish, LALA15,8340.7%–

33St. Helena Parish, LALA10,7580.6%–

34Orleans Parish, LALA362,1540.6%–

35Franklin Parish, LALA19,0020.6%–

36Lafayette Parish, LALA257,9490.6%–

37St. Charles Parish, LALA50,5860.5%–

38West Baton Rouge Parish, LALA28,7560.5%–

39Evangeline Parish, LALA31,9800.5%–

40Beauregard Parish, LALA36,6730.5%–

41Ascension Parish, LALA135,1050.4%–

42Jefferson Parish, LALA431,3980.4%–

43Washington Parish, LALA44,9370.4%–

44Grant Parish, LALA22,0750.4%–

45Allen Parish, LALA22,6720.4%–

46Concordia Parish, LALA17,8360.3%–

47St. Bernard Parish, LALA45,6420.3%–

48St. Mary Parish, LALA46,5520.3%–

49Terrebonne Parish, LALA104,1630.3%–

50Vermilion Parish, LALA57,6710.3%–

51St. John the Baptist Parish, LALA39,8750.3%–

52Iberville Parish, LALA29,5790.3%–

53Morehouse Parish, LALA23,7050.3%–

54Acadia Parish, LALA57,0320.3%–

55Avoyelles Parish, LALA37,9410.2%–

56Cameron Parish, LALA4,7180.2%–

57Catahoula Parish, LALA8,2230.2%–

58Jefferson Davis Parish, LALA31,4710.2%–

59St. Landry Parish, LALA80,7650.2%–

60St. Martin Parish, LALA51,1060.1%–

61Lafourche Parish, LALA95,5050.1%–

62East Carroll Parish, LALA6,7600.1%–

63Assumption Parish, LALA19,7200.0%–

SHOWING 1–63 OF 63

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES